/sites/api.csswg.org/python310venv/lib/python3.10/site-packages/html5lib/_ihatexml.py:258: DataLossWarning: Coercing non-XML name: s were only used once in the document:
  'latest reading', in algorithm 'update latest reading'
If these are not typos, please add an ignore='' attribute to the <var>.
LINK ERROR: Multiple possible 'browsing context' dfn refs.
Arbitrarily chose https://html.spec.whatwg.org/multipage/nav-history-apis.html#window-bc
To auto-select one of the following refs, insert one of these lines into a <pre class=link-defaults> block:
spec:html; type:dfn; for:Window; text:browsing context
spec:html; type:dfn; for:/; text:browsing context
spec:html; type:dfn; for:Document; text:browsing context
[=browsing context=]
LINK ERROR: No 'dfn' refs found for 'mandatory conditions'.
[=mandatory conditions|conditions=]
LINK ERROR: Multiple possible 'browsing context' dfn refs.
Arbitrarily chose https://html.spec.whatwg.org/multipage/nav-history-apis.html#window-bc
To auto-select one of the following refs, insert one of these lines into a <pre class=link-defaults> block:
spec:html; type:dfn; for:Window; text:browsing context
spec:html; type:dfn; for:/; text:browsing context
spec:html; type:dfn; for:Document; text:browsing context
[=browsing context|contexts=]
LINK ERROR: Multiple possible 'time origin' dfn refs.
Arbitrarily chose https://www.w3.org/TR/hr-time-2/#dfn-time-origin
To auto-select one of the following refs, insert one of these lines into a <pre class=link-defaults> block:
spec:hr-time-2; type:dfn; text:time origin
spec:html; type:dfn; text:time origin
[=time origin=]
LINK ERROR: Multiple possible 'browsing contexts' dfn refs.
Arbitrarily chose https://html.spec.whatwg.org/multipage/nav-history-apis.html#window-bc
To auto-select one of the following refs, insert one of these lines into a <pre class=link-defaults> block:
spec:html; type:dfn; for:Window; text:browsing context
spec:html; type:dfn; for:/; text:browsing context
spec:html; type:dfn; for:Document; text:browsing context
[=browsing contexts=]
LINK ERROR: Multiple possible 'browsing context' dfn refs.
Arbitrarily chose https://html.spec.whatwg.org/multipage/nav-history-apis.html#window-bc
To auto-select one of the following refs, insert one of these lines into a <pre class=link-defaults> block:
spec:html; type:dfn; for:Window; text:browsing context
spec:html; type:dfn; for:/; text:browsing context
spec:html; type:dfn; for:Document; text:browsing context
[=browsing context|context=]
LINK ERROR: No 'dfn' refs found for 'exception type'.
[=exception type|exception=]
LINK ERROR: No 'dfn' refs found for 'present'.
[=present=]